Home / 5,519.45-8,284.38-2,012.85

Finding the Fourth Proportional to 5,519.45, 8,284.38 and 2,012.85

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Solution

The fourth proportional to 5,519.45, 8,284.38 and 2,012.85 is: 3,021.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,519.45 : 8,284.38 = 2,012.85 : x
  2. Step 2: Convert to fraction form
    5,519.45/8,284.38 = 2,012.85/x
  3. Step 3: Cross multiply
    5,519.45x = 8,284.38 × 2,012.85
  4. Step 4: Simplify right side
    5,519.45x = 16,675,214.28
  5. Step 5: Solve for x
    x = 16,675,214.28/5,519.45
  6. Step 6: Final answer
    x = 3,021.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.